What’s Vulnerable › Vulnerabilities
CVE-2025-23041: Short and Long Answer Fields Are Not Validated Server-Side For Maximum Length in Umbraco.Forms
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-01-14 · updated 2026-06-17
- Weakness: CWE-20
Description
Umbraco.Forms is a web form framework written for the nuget ecosystem. Character limits configured by editors for short and long answer fields are validated only client-side, not server-side. This issue has been patched in versions 8.13.16, 10.5.7, 13.2.2, and 14.1.2. Users are advised to upgrade. There are no known workarounds for this issue.
Affected products
- Umbraco.Forms.Issues: before 8.13.15; from 10.0.0 before 10.5.7; from 13.0.0 before 13.2.2; from 14.0.0 before 14.1.2 — fixed in 10.5.7, 13.2.2, 14.1.2, 8.13.15
How to fix
Upgrade to a fixed version: Umbraco.Forms.Issues 10.5.7, 13.2.2, 14.1.2, 8.13.15. Check the vendor advisory for mitigations.
References
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